The Main Street Bridge is a historic structure located in Charles City, Iowa, United States.

[2] Before a bridge was built at this location local citizens would cross the river by way of a ferry, at a ford in summer, and across the ice in winter.

[2] The Floyd County Board of Supervisors approved a replacement bridge in 1908.

Advance Construction Company of Waukesha, Wisconsin was finally awarded a contract in March 1909.

This article about a property in Floyd County, Iowa on the National Register of Historic Places is a stub.